Document Z4kaGJ0Qez7bnrzdo4G84jy0p

United States Patent: 4,173,681 Page 1 of8 USPTO Patent Full-Text and Image Database ( 299 of 356 ) United States Patent Durrieu , et al. 4,173,681 November 6,1979 Brake pad with integral organic backplate Abstract A disc brake pad composes an organic friction matenal layer and an organic backplate layer. Both layers are formed of pulverulent materials compacted into "green" preforms at a pressure of 80-150 bars, which are then placed m a mold where heat and pressure are applied to create the integral disc brake lad Both layers use the same resin and they may even be of identical composition Inventors. Durrieu; Jean-Pierre (Noyon, FR), Pomes; Guy (Margny-les-Compiegne, FR) Assignee Societe Abex Pagid Equipement S.A. (Clichy, FR) Appl No.. 926050 Filed July 19,1978 Foreign Application Priority Data Jul 25, 1977[FR] 77 22752 Current U.S. Class: Intern'l Class: Field of Search: 428/409,188/218XL, 188/251A; 428/327, 428/331, 428/404; 428/443, 428/702 F16D 069/02, B32B 019/02, B32B 019/06 188/218 XL,251 A,251 R 428/411,407-409,325329,331,404,443,539,492,500 References Cited [Referenced By] 2686146 572863 3897582 3956548 Aug, 1954 Mar, 1971 Jul,1975 May, 1976 U.S. Patent Documents Gaugue Josephson Olcott Kovac et al 428/328 428/443. 428/408. 428/408 SCF-ABEX-2300 ABEX-201 05 httn //natft usnto eov/netaopi/nnh-Parser^Sertl =PTO?#S>ert?=HTTOFF#ii=/nptahtm1A:pa 10/1 S/7003